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Finding the Fourth Proportional to 179,642.00, 269,487.61 and 61,281.56

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Solution

The fourth proportional to 179,642.00, 269,487.61 and 61,281.56 is: 91,930.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,642.00 : 269,487.61 = 61,281.56 : x
  2. Step 2: Convert to fraction form
    179,642.00/269,487.61 = 61,281.56/x
  3. Step 3: Cross multiply
    179,642.00x = 269,487.61 × 61,281.56
  4. Step 4: Simplify right side
    179,642.00x = 16,514,621,661.99
  5. Step 5: Solve for x
    x = 16,514,621,661.99/179,642.00
  6. Step 6: Final answer
    x = 91,930.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.